ECOLAB EcoTrans II pH Betriebsanleitung Seite 89

ð The display shows 'Second buffer press <OK>' .
11. Place the measuring sensor in clean water (H
12. Clean the measuring sensor using a lint-free cloth.
Perform the second measurement (buffer 2)
13. Place the probe into the pH 4.01 buffer solution.
14. Press
.
ð The screen shows 'Calibrating...' until the display value remains constant for 10
seconds.
pH-value buffer 2
ð The screen displays shows 'pH-value buffer 2
15. Use
to set the measurement value to 4.0 and confirm with
ð The display shows the following values:
n Output signal for ph / in mV
n Measuring sensor value in mV/pH
16. Press
ð Calibration is complete.
If it is not possible to set one of the values, the measuring sensor is faulty and
must be properly disposed of.
Repeat the calibration process using a new probe.
O) for 5 seconds.
2
* ' and the corresponding pH value
33
Operation
.
MAN052993 Rev 2-01.2024